private function getResultContent(DataItem $dataItem)
{
$dataValue = $this->printRequest->getData();
$dataItems = array($dataItem);
if (!$dataValue->isValid()) {
return array();
}
// If it is a chain then try to find a connected DIWikiPage subject that
// matches the property on the chained PrintRequest.
// For example, Number.Date.SomeThing will not return any meaningful results
// because Number will return a DINumber object and not a DIWikiPage.
// If on the other hand Has page.Number (with Number being the Last and
// `Has page` is of type Page) then the iteration will lookup on results
// for `Has page` and try to match a Number annotation on the results
// retrieved from `Has page`.
if ($this->printRequest->isMode(PrintRequest::PRINT_CHAIN)) {
// Output of the previous iteration is the input for the next iteration
foreach ($dataValue->getPropertyChainValues() as $pv) {
$dataItems = $this->doFetchPropertyValues($dataItems, $pv);
// If the results return empty then it means that for this element
// the chain has no matchable items hence we stop
if ($dataItems === array()) {
return array();
}
}
$dataValue = $dataValue->getLastPropertyChainValue();
}
return $this->doFetchPropertyValues($dataItems, $dataValue);
}
/**
* Return an SMWDataValue object for the next SMWDataItem object or
* false if no further object exists.
*
* @since 1.6
*
* @return SMWDataValue|false
*/
public function getNextDataValue()
{
$dataItem = $this->getNextDataItem();
if ($dataItem === false) {
return false;
}
if ($this->mPrintRequest->getMode() == PrintRequest::PRINT_PROP && strpos($this->mPrintRequest->getTypeID(), '_rec') !== false && $this->mPrintRequest->getParameter('index') !== false) {
$recordValue = DataValueFactory::getInstance()->newDataValueByItem($dataItem, $this->mPrintRequest->getData()->getDataItem());
$diProperty = $recordValue->getPropertyDataItemByIndex($this->mPrintRequest->getParameter('index'));
} elseif ($this->mPrintRequest->isMode(PrintRequest::PRINT_PROP)) {
$diProperty = $this->mPrintRequest->getData()->getDataItem();
} elseif ($this->mPrintRequest->isMode(PrintRequest::PRINT_CHAIN)) {
$diProperty = $this->mPrintRequest->getData()->getLastPropertyChainValue()->getDataItem();
} else {
$diProperty = null;
}
// refs #1314
if ($this->mPrintRequest->getMode() == PrintRequest::PRINT_PROP && strpos($this->mPrintRequest->getTypeID(), '_txt') !== false && $dataItem instanceof DIBlob) {
$dataItem = new DIBlob(InTextAnnotationParser::removeAnnotation($dataItem->getString()));
}
$dataValue = DataValueFactory::getInstance()->newDataValueByItem($dataItem, $diProperty);
$dataValue->setContextPage($this->mResult);
if ($this->mPrintRequest->getOutputFormat()) {
$dataValue->setOutputFormat($this->mPrintRequest->getOutputFormat());
}
if ($this->entityListAccumulator !== null && $dataItem instanceof DataItem) {
$this->entityListAccumulator->addToEntityList($dataItem, $diProperty);
}
return $dataValue;
}
